// editor3
#include<iostream>
using namespace std;
int main()
{
    int loanAmount ,timePeriod;
    float rateOInterest;
    cin>>loanAmount;
    cin>>rateOfInterest;
    cin>>timePeriod;
    if(loanAmount<0 || rateOfInterest<0 || timePeriod<0)
    {
        cout<<"Invalid input";
        return 0;
    }
    float interest = (loanAmount * rateOfInterest * timePeriod)/100;
    int totalPayable = loanAmount + interest;
    cout<<totalPayable;
    return 0;
}